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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E45">Th121</font></span>: <a NAME="T122"><span class="comment"><font color="firebrick">:: FUNCT_2:122</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">P</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">B</font> being   non  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>  holds   <a href="funct_2.html#K1" title="FUNCT_2:func.1">Funcs</a> (<font color="Olive" title="b1">P</font>,<font color="Olive" title="b2">B</font>) is    <a href="funct_2.html#M1" title="FUNCT_2:mode.1">FUNCTION_DOMAIN</a> of <font color="Olive" title="b1">P</font>,<font color="Olive" title="b2">B</font></div></div>
